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Reptile Vault
Care Sheet
Generated May 18, 2026
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Western Hognose Snake

Heterodon nasicus

The western hognose snake is a delightfully quirky North American colubrid famous for its upturned pig-like snout and dramatic defensive behaviors that make it a favorite among snake keepers. When threatened, hognose snakes put on an impressive threat display - flattening their heads cobra-style, hissing loudly, and making mock strikes with their mouths closed. If that fails, they will dramatically play dead, rolling onto their backs with mouth open and tongue hanging out. Despite these theatrics, hognoses are actually quite docile with regular handling and are not dangerous to humans. They do possess mild rear-fang venom used for subduing prey (primarily toads), but this is not medically significant for humans. Western hognose snakes stay relatively small at 15-24 inches.

Western Hognose Snake
Quick Facts
Care Level
intermediate
Adult Size
15-24 inches (females larger than males)
Lifespan
15-20 years
Diet Type
carnivore
Activity
diurnal
Temperament
docile
Group
snake
Origin
Great Plains of North America (Canada to Mexico)
🌱

Beginner Suitability

First Reptile?with research
Beginner Score7/10
Beginner Warnings
Can be finicky feeders requiring scenting prey, dramatic defensive behaviors can startle new keepers, mildly venomous (not dangerous to humans)
🤚

Temperament & Handling

Temperamentdocile
Handling Tolerancegood
Handling Notes
Generally docile with regular handling despite dramatic threat displays. New hognoses may hiss, flatten, and bluff strike but almost never actually bite. They calm down quickly with patient handling.
🌡️

Temperature & Humidity

Temperature
Basking90°F
Ambient78°F
Night68°F
Basking spot 90-92°F, cool side 72-78°F. Night temps can drop to 68-70°F. Temperature gradient important.
Humidity
Target Range30% – 50%
Low humidity 30-50%. This is a dry-climate species. Too high humidity can cause respiratory issues and scale rot.
💡

Lighting & UVB

UVB RequiredYes — Required
Target UVI0.7-1.0
Lighting Notes
Ferguson Zone 1-2. Low-output UVB is beneficial. 5-6% T5 or shade-dweller style bulb provides benefits.
🏠

Enclosure

Minimum Size20 gallon long (30x12x12)
Recommended Size40 gallon breeder (36x18x18)
Enclosure Typeterrestrial
🪨

Substrate & Environment

Substrate TypeSand and soil mix or aspen allowing burrowing. These are burrowing snakes that spend significant time underground.
Substrate Depth3-4 inches minimum for burrowing
Water Featureno
Water Notes
Water bowl changed every 1-2 days. Standard hydration needs. Do not mist - this is a dry-climate species.
🦎

Activity & Behavior

Activity Patterndiurnal
Social Behaviorsolitary
Cohabitation
Never cohabitate. While not typically aggressive toward each other, cohabitation causes stress. House individually.
Western Hognose Snake
Care Sheet — Diet & Nutrition
🍽️

Diet & Nutrition

Diet Typecarnivore
Feeding FrequencyEvery 5-7 days for adults; every 4-5 days for juveniles
Diet Notes
Mice are the staple diet. Some individuals are finicky feeders - scenting prey with toad or salmon juice can help picky eaters. Avoid feeding wild-caught toads due to parasite risk.
💊 Supplementation Schedule

Not required when feeding whole prey. Standard snake supplementation applies.

✅ Recommended Foods
FoodCategoryCa:PUsage
Pinky Mousewhole_prey1.5staple
Fuzzy Mousewhole_prey1.5staple
Hopper Mousewhole_prey1.5staple
Weaned Ratwhole_prey1.5staple
🚫 Foods to Avoid
FoodToxicityCategory
Avocado☠️ fatalfruit
Fireflies☠️ fatalinsect
Foxglove☠️ fatalflower
Garlic☠️ fatalvegetable
Western Hognose Snake
Care Sheet — Health & More
⚕️

Health & Critical Care

Respiratory infections, parasites, regurgitation, anorexia (feeding strikes), scale rot from high humidity
Health Notes
Can be finicky feeders - this is their one care challenge. Scenting prey with toad/frog scent or salmon helps. Feeding strikes are more common than in corn snakes or ball pythons.
🥚

Breeding

Difficultyeasy
SeasonSpring after brumation
Clutch Size4-23 eggs
Incubation50-60 days at 78-82°F
Sexual Dimorphism
moderate
Breeding Notes
Brumation (2-3 months at 55-60°F) triggers breeding. Relatively easy to breed once adults are cycling properly.

Available Morphs

Normal/Wild Type, Albino, Anaconda, Axanthic, Snow, Toffeebelly, Arctic, Lavender, Super Conda

💰

Cost & Availability

Price Rangemoderate
Availabilitycommon
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Native Habitat

Native RegionGreat Plains of North America (Canada to Mexico)
Habitat Typesemi arid
Climate Notes
Prairies and semi-arid grasslands. Sandy soils for burrowing. Hot summers and cold winters with natural brumation period.
📋

Legal & Conservation

Conservation StatusLeast Concern
Legal Restrictions
None in most areas

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